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Revenue Disaggregation of Revenue - Principal Product Groups (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018
Disaggregation of Revenue [Line Items] |  |
Net Sales | $ 6,288 | $ 6,699
Agriculture [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 2,108 | 2,343
Packaging & Specialty Plastics [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 363 | 419
Electronics & Imaging [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 455 | 527
Nutrition & Health [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 1,014 | 1,024
Industrial Biosciences [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 376 | 406
Transportation & Advanced Polymers [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 1,071 | 1,121
Safety & Construction [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 899 | 855
Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | $ 2 | $ 4

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 + Details
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